Teilschaltplan Video - Grundig CUC 2121 M Service Manual

CUC 2121/M
Teilschaltplan Video / Circuit Diagram Video Section
TEILSCHALTPLAN
VIDEO
ZUM SAT-BAUSTEIN
TO SAT.-MODULE ZUM SAT-BAUSTEIN
VERS MOD. SAT. TO SAT.-MODULE
AL MOD. SAT. VERS MOD. SAT.
AL MOD. SAT. AL MOD. SAT.
AL MOD. SAT.
EURO-AV-BUCHSENPLATTE
EURO-AV SOCKET BOARD
C.I. PRISES PERI-TV
PIASTRA PRESE EURO-AV
PLACA CONECTORES EURO-AV 6 6
SEITE / PAGE 37
ST-V3 ST-V4
2 2
BR44003
M
+E
1 1
BU1
FBAS
3 3
M
M
TUNER
IC 34015
Pin 1 0,0V
Pin 2 2,5V
Pin 3 1,9V
Pin 4 3,1V
Pin 5 1,9V
Pin 6 2,5V
Pin 7 2,5V
Pin 8 4,4V
Pin 9 2,0V
Pin 10 0,0V
Pin 11 3,9V
Pin 12 5,0V
Pin 13 2,9V
Pin 14 3,3V
Pin 15 3,9V
Pin 16 3,9V
Pin 17 8,0V
Pin 18 3,6V
A
Pin 19 0,0V
Pin 20 3,2V
Pin 21 2,7V
Pin 22 3,2V
Pin 23 1,7V
A
Pin 24 1,8V
Pin 25 2,5V
Pin 26 1,7V 6
Pin 27 2,5V
7
Pin 28 0,0V
Pin 29 4,0V
CC33012
5
Pin 30 2,4V
* 8
Pin 31 2,3V
Pin 32 2,4V CR33014
9
Pin 33 3,2V
150
Pin 34 4,4V 1
Pin 35 4,7V
2
Pin 36 4,6V A A A A
Pin 37 0,0V
C34039
Pin 38 0,2V 3
+
Pin 39
A
1u/100V
Pin 40
14
Pin 41 2,4V
CC33015
CC33017
Pin 42 4
C34017
A A
Pin 43 0,0V
M + 22n
100p
Pin 44 4,1V
55
10u/50V
Pin 45 8,1V Net-
connection
Pin 46 5,8V
Pin 47 4,5V
L52251 M M_A3 A
+F
Pin 48 1,9V
10u
+F
L52256
Pin 49 0,8V
4,7u
Pin 50 4,1V
Pin 51 3,0V
Pin 52 2,1V
CD34041
M M
Pin 53 5,0V A A
Pin 54 0,0V BA592
Pin 55 3,9V
Pin 56 0,0V
OPTION V4
M
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
CR43017
R43011
+E
2,2 1,2k
CR43009
M CT43010
BC858B CT43015
BC848B
75 M M
CR43012 CR43014
75 470
+E +E (OEM 68)
10 12
8
LI US
M M
20
VI
CR43056
16
D
CR43075
15
R
11
0
RI G
CR43072
7
B
19 0
1-SCART
VO
21
OPTION V1
M
***
18
MD
RO 17
MV
14
M M M M
13
MR
9
MG
5
LO MB
M
4
A M
ST-RGB2 SEITE / PAGE 37
+E
CT32105
BC817-25
+E
n.v.
M M
F34052
8141-116-750
2 1 6
4 3
CT34031
BC858B
7 8
A
A A
M
CC34052
XX
n.v.
M
51 52 15 16 56 13 23 22 20 18 44 25 26 27 28
VIDEO
2
I C RGB/YUV
Y/C
IC34015
ZF
VIDEO
CHROMA
AGC AFC BLACK STRETCH
DELAY
SOUND
PEAKINK /
ZF
RGB - MATRIX
FM
AGC
EXT/
INT
PAL/NTSC
DECODER
53 54 12 10 45 43 17 19 11 38 39 40 41 29 42 21
M A M
M
+E
M
M M M M
M M M M M M
CUC 2121/M
CC32111
*
L32109
0
4,7u
CR43071
0
F32109
*
CR32108
*
M
BR34081
D34081
BR34082
n.v.
BR34083 D34082
D34083 n.v.
BR34084
n.v.
M
D34084
+E
M
n.v.
M
CC34088 C34088
+
M
10n 10u/50V
n.v.
CR34088
100
34 35 36 37
R34090
100
RGB
CR34086 CR34091 CR34093
M R34095
0 0 0 100
+E
*
CT34085 CT34090 CT34095
32 BC858B M BC858B M BC858B M
n.v. n.v. n.v.
31
30
25
33
24
46
26 M
47
V-DRIVE
M M
27
48
H-DRIVE
M +E
R52264
+E
1k
50 49
CT52260
BC858B
n.v. CC52266
M
xx
28
CR52266 M
R52269
6,8k
100
M M
M M
27 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of the PCBs and Circuit Diagrams
+E
F32121
8141-111-360
6 4 2
3
+E
7
M
CT32111
BC848B
CR32101
*
M
M
CR32142 CR32143
360
620
CR32144 CR32146
BC858B
* *
n.v. n.v.
VIDEO
OPTION V2
***
CR34081
ST-COM1
220
7
CR34082 6
+E
5
220
4
R34083
3
220
2
R34084
1
M
220
SEITE / PAGE 31
M
ZUR BILDROHRPLATTE
TO CART BASE
VERS C.I. TUBE CATHOD
ALLA PIASTRA CINESC.
A LA PLACA-ZOCALO TRC
CR57015 CR57017 CR57016
ST-RGB
+E
68k
1 *** 22k
R
C57016
M 2
+
3
G M
***
M
4
M
5 B
6
M
7
SW
*** OPTION V3
+E +F
+F
CT57020
BC858B
CT57021
BC858B
M
M
n.v.
M
**
R57019 CR57014 CR57022
55cm 3,3k/1% 470/1% 1,2k/1%
37cm 4,7k/1% 470/1% 1,5k/1%
45cm 3,3k/1% 820/1% 1,2k/1%
51cm 3,3k/1% 820/1% 1,2k/1%
*** oder OPTION – siehe Seite 25
*** or OPTION – see page 25
CC32124
CR32124
1
18
270p
CC32125
8
n.v.
*
150p
CR32133
62 CT32123
CC32121
BC848B
*
CC32122
n.v.
OPTION C
CR32128
CT32124
+E
1k
M
AUDIO
*
INL MULTI GB
CR32101 680 470 680
CR32104 6,8k 2,2k 6,8k
CR32107 680 620 680
CR32108 100 56 100
F32109 TPS5,5 TPT01B TPS6,0
CC32111 120p 120p
CR32115 0 0
CR32142 0 820 0
CC33012 470n
IC34015 STV2246 STV2248 STV2246
CC34038 0,1u
Q34044 3,58MHz
OPTION C
OPTION V4
21937-907.01
160402
28